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50 Years of ERIC
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Peer reviewed Peer reviewed
ERIC Number: EJ111767
Record Type: CIJE
Publication Date: 1974
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Contrast Coding in Least Squares Regression Analysis
Kaufman, David; Sweet, Robert
American Educational Research Journal, 11, 4, 359-77, F 74
The use of multiple regression as a data-analytic tool is examined for the cases of balanced and unbalanced designs. The utility of this method for testing specific contrasts, both orthogonal and nonorthogonal is discussed and some interpretive cautions are examined. (Author)
Descriptors: Analysis of Variance, Codification, Matrices, Multiple Regression Analysis, Research Design
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A